Low work function material

United States of America Patent

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Apr 26, 2005
Grant Date
Aug 15, 2002
app pub date
Dec 5, 2001
filing date
Dec 8, 2000

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Expired

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Abstract

A cathode includes a carbon nanotube layer, which is optimized with a low work function material, such as an alkali. The inclusion of the alkali material improves the field emission properties of the carbon nanotube layer.

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Patent Owner	Address
SI DIAMOND TECHNOLOGY INC	3006 LONGHORN BLVD SUITE 107 AUSTIN TX 78758-7631

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H01L:SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICE....

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Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Fink, Richard Lee	Austin, TX	65	851
Pavlovsky, Igor	Austin, TX	36	551
Yaniv, Zvi	Austin, TX	203	4110

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Low work function material

Number of patents in Portfolio can not be more than 2000

United States of America Patent

10005989

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PATENT NO	6885022
APP PUB NO	20020110996A1
SERIAL NO	10005989
DOCKET NO

US Family Size	Non-US Coverage
Patent Longevity Expired	Forward Citations

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
April 26, 2005	US,6885022,B2 US6885022B2	GRANTED PATENT AS SECOND PUBLICATION
August 15, 2002	US,20020110996,A1 US20020110996A1	FIRST PUBLISHED PATENT APPLICATION

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10005989

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